Merge git://git.kernel.org/pub/scm/linux/kernel/git/joern/misc

[linux-2.6-omap-h63xx.git] / arch / arm / kernel / traps.c

diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index bede380c07a9ef2e285303756502792c2a7f0c45..24095601359b94e04b9d8b83b2b9ab70cb9a2135 100644 (file)
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -27,17 +27,11 @@
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
 #include <asm/traps.h>
+#include <asm/io.h>
 
 #include "ptrace.h"
 #include "signal.h"
 
-const char *processor_modes[]=
-{ "USER_26", "FIQ_26" , "IRQ_26" , "SVC_26" , "UK4_26" , "UK5_26" , "UK6_26" , "UK7_26" ,
-  "UK8_26" , "UK9_26" , "UK10_26", "UK11_26", "UK12_26", "UK13_26", "UK14_26", "UK15_26",
-  "USER_32", "FIQ_32" , "IRQ_32" , "SVC_32" , "UK4_32" , "UK5_32" , "UK6_32" , "ABT_32" ,
-  "UK8_32" , "UK9_32" , "UK10_32", "UND_32" , "UK12_32", "UK13_32", "UK14_32", "SYS_32"
-};
-
 static const char *handler[]= { "prefetch abort", "data abort", "address exception", "interrupt" };
 
 #ifdef CONFIG_DEBUG_USER
@@ -288,7 +282,10 @@ asmlinkage void do_undefinstr(struct pt_regs *regs)
        regs->ARM_pc -= correction;
 
        pc = (void __user *)instruction_pointer(regs);
-       if (thumb_mode(regs)) {
+
+       if (processor_mode(regs) == SVC_MODE) {
+               instr = *(u32 *) pc;
+       } else if (thumb_mode(regs)) {
                get_user(instr, (u16 __user *)pc);
        } else {
                get_user(instr, (u32 __user *)pc);
@@ -336,12 +333,11 @@ asmlinkage void do_unexp_fiq (struct pt_regs *regs)
  * It never returns, and never tries to sync.  We hope that we can at least
  * dump out some state information...
  */
-asmlinkage void bad_mode(struct pt_regs *regs, int reason, int proc_mode)
+asmlinkage void bad_mode(struct pt_regs *regs, int reason)
 {
        console_verbose();
 
-       printk(KERN_CRIT "Bad mode in %s handler detected: mode %s\n",
-               handler[reason], processor_modes[proc_mode]);
+       printk(KERN_CRIT "Bad mode in %s handler detected\n", handler[reason]);
 
        die("Oops - bad mode", regs, 0);
        local_irq_disable();
@@ -631,12 +627,9 @@ baddataabort(int code, unsigned long instr, struct pt_regs *regs)
        notify_die("unknown data abort code", regs, &info, instr, 0);
 }
 
-void __attribute__((noreturn)) __bug(const char *file, int line, void *data)
+void __attribute__((noreturn)) __bug(const char *file, int line)
 {
-       printk(KERN_CRIT"kernel BUG at %s:%d!", file, line);
-       if (data)
-               printk(" - extra data = %p", data);
-       printk("\n");
+       printk(KERN_CRIT"kernel BUG at %s:%d!\n", file, line);
        *(int *)0 = 0;
 
        /* Avoid "noreturn function does return" */